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发明名称
Slip
摘要
申请公布号
US2497938(A)
申请公布日期
1950.02.21
申请号
US19470720608
申请日期
1947.01.07
申请人
HY PERLMAN;HERBERT PERLMAN;LILY PERLMAN
发明人
FRIEDMAN WERTHER
分类号
A41C3/08
主分类号
A41C3/08
代理机构
代理人
主权项
地址
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